Prof. Wilhelmus J. Witteman Profile

Prof. Wilhelmus J. Witteman

at Univ Twente

SPIE Involvement:

Author

Publications (23)

Proceedings Article | 12 October 2005 Paper

Space communication and radar with lasers

W. Witteman

Proceedings Volume 5958, 59581I (2005) https://doi.org/10.1117/12.620805

KEYWORDS: Heterodyning, Signal detection, Doppler effect, Sensors, Radar, Modulation, Receivers, Oscillators, Capacitors, Telecommunications

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Proceedings Article | 27 July 2000 Paper

Compact sealed-off rf-excited CO2 lasers

Aleksey Kuznetsov, M. Novgorodov, Vladimir Ochkin, S. Tskhai, E. Shishkanov, V. Stepanov, Wilhelmus Witteman

Proceedings Volume 4165, (2000) https://doi.org/10.1117/12.394114

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Proceedings Article | 22 December 1998 Paper

Beam pointing variation of confocal positive branch unstable resonators used with pulsed lasers

Ramon Hofstra, Frederik van Goor, Wilhelmus Witteman, M. Zwegers

Proceedings Volume 3574, (1998) https://doi.org/10.1117/12.334410

KEYWORDS: Resonators, Laser resonators, Pulsed laser operation, Data modeling, Reflectivity, Excimer lasers, Confocal microscopy, Mirrors, Optical testing, Laser optics

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Proceedings Article | 22 December 1998 Paper

Timing of the x-ray preionization of a discharge-pumped ArF excimer laser with different excitation circuits

L. Feenstra, O. Hoekstra, Peter Peters, Wilhelmus Witteman

Proceedings Volume 3574, (1998) https://doi.org/10.1117/12.334503

KEYWORDS: X-rays, Electrons, Electrodes, Gas lasers, Excimer lasers, Switches, Pulsed laser operation, X-ray sources, Capacitors, Laser energy

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Proceedings Article | 29 June 1998 Paper

High-power ArXe laser

Wilhelmus Witteman, S. Gielkens, V. Tskhai, Peter Peters

Proceedings Volume 3403, (1998) https://doi.org/10.1117/12.311920

KEYWORDS: Argon, Xenon, Ions, Chemical species, Ionization, High power lasers, Plasma, Laser processing, Energy efficiency, Information operations

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Proceedings Article | 4 April 1997 Paper

Stability of a 1 kW-excimer laser with long optical pulses

John Timmermans, Thomas Hofmann, Frederik van Goor, Wilhelmus Witteman

Proceedings Volume 3092, (1997) https://doi.org/10.1117/12.270207

KEYWORDS: Electrodes, Laser optics, Electrons, Pulsed laser operation, X-rays, Capacitors, Laser stabilization, Contamination, Gas lasers, Laser development

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Proceedings Article | 4 April 1997 Paper

X-ray pre-ionized molecular fluorine laser with a large discharge cross-section

H. Bastiaens, Peter Peters, Wilhelmus Witteman

Proceedings Volume 3092, (1997) https://doi.org/10.1117/12.270263

KEYWORDS: Fluorine, Molecular lasers, X-rays, Electrodes, Gas lasers, X-ray sources, Capacitance, Pulsed laser operation, Inductance, Lasers

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Proceedings Article | 4 April 1997 Paper

State and prospects of the XeF(C-A) optically pumped laser

S. Mitko, Vladimir Ochkin, Frederik van Goor, Wilhelmus Witteman

Proceedings Volume 3092, (1997) https://doi.org/10.1117/12.270268

KEYWORDS: Laser optics, Optical pumping, Luminescence, Refractive index, Laser energy, Resonators, Solids, Mirrors, Laser development, Optical simulations

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Proceedings Article | 26 August 1996 Paper

Beam divergence studies on a long-pulse XeCl excimer laser

Ramon Hofstra, Frederik van Goor, Wilhelmus Witteman

Proceedings Volume 2788, (1996) https://doi.org/10.1117/12.248608

KEYWORDS: Resonators, Mirrors, Reflectivity, Excimer lasers, Diffraction, Near field, Laser resonators, Gaussian beams, Pulsed laser operation, Near field optics

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Proceedings Article | 26 August 1996 Paper

Reliability studies on a kilowatt-class XeCl laser

Thomas Hofmann, John Timmermans, Jacob Couperus, Frederik van Goor, Wilhelmus Witteman

Proceedings Volume 2788, (1996) https://doi.org/10.1117/12.248619

KEYWORDS: Gas lasers, Electrodes, Pulsed laser operation, Reliability, Excimer lasers, Turbulence, Mirrors, Power supplies, Wind energy, Lasers

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Proceedings Article | 22 April 1996 Paper

Analysis of high-power XeCl excimer laser

Wilhelmus Witteman, John Timmermans, Frederik van Goor

Proceedings Volume 2773, (1996) https://doi.org/10.1117/12.238508

KEYWORDS: Electrodes, Capacitors, Excimer lasers, Gas lasers, Wave propagation, Fast packet switching, Switches, Ions, Pulsed laser operation, Inductance

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Proceedings Article | 31 March 1995 Paper

Long-pulse high-power VUV molecular F2 laser pumped by a beam of relativistic electrons

Peter Peters, Frank Lankhorst, Bert Bastiaens, Hako Botma, Wilhelmus Witteman

Proceedings Volume 2502, (1995) https://doi.org/10.1117/12.204959

KEYWORDS: Pulsed laser operation, Gas lasers, Molecular lasers, Neon, Vacuum ultraviolet, High power lasers, Electrons, Electron beams, Diodes, Resonators

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Proceedings Article | 31 March 1995 Paper

High-power atomic xenon laser

Wilhelmus Witteman, Peter Peters, Hako Botma, S. Tskhai, Yuri Udalov, Qi-Chu Mei, V. Ochkin

Proceedings Volume 2502, (1995) https://doi.org/10.1117/12.204960

KEYWORDS: Xenon, Pulsed laser operation, Electrons, Capacitors, Chemical species, Quantum efficiency, X-rays, High power lasers, Electrodes, Plasmas

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Proceedings Article | 16 August 1994 Paper

High-average power XeCl laser with x-ray preionization and spiker-sustainer excitation

Frederik van Goor, Wilhelmus Witteman, John Timmermans, J. van Spijker, Jacob Couperus

Proceedings Volume 2206, (1994) https://doi.org/10.1117/12.184594

KEYWORDS: X-rays, Electrons, Capacitors, Gas lasers, Electrodes, X-ray sources, Laser systems engineering, Switches, High power lasers, Excimer lasers

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Proceedings Article | 25 May 1994 Paper

Continuous-wave high specific output power Ar-He-Xe laser with transverse RF excitation

Yuri Udalov, Peter Peters, Mila Heeman-Ilieva, Wilhelmus Witteman, Vladimir Ochkin

Proceedings Volume 2118, (1994) https://doi.org/10.1117/12.176654

KEYWORDS: Xenon, Continuous wave operation, Mirrors, Reflectivity, Electrodes, Gas lasers, Pulsed laser operation, Quartz, Dielectrics, Carbon dioxide lasers

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Proceedings Article | 25 May 1994 Paper

New trend in the technology of cw RF-excited sealed CO2 waveguide lasers

Mila Heeman-Ilieva, Yuri Udalov, Wilhelmus Witteman

Proceedings Volume 2118, (1994) https://doi.org/10.1117/12.176653

KEYWORDS: Electrodes, Carbon dioxide lasers, Gold, Carbon dioxide, Aluminum, Waveguide lasers, Waveguides, Copper, Continuous wave operation, Gas lasers

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Proceedings Article | 1 May 1991 Paper

X-ray preionization for high-repetition-rate discharge excimer lasers

Frederik van Goor, Wilhelmus Witteman

Proceedings Volume 1412, (1991) https://doi.org/10.1117/12.43656

KEYWORDS: X-rays, Gas lasers, Electrodes, Metal vapor lasers, Photons, X-ray sources, Modulators, Transformers, Laser systems engineering, Excimer lasers

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Proceedings Article | 1 February 1991 Paper

Discharge studies with a high-efficiency XeCl excimer laser

M. Trentelman, G. Ekelmans, Frederik van Goor, Wilhelmus Witteman

Proceedings Volume 1397, (1991) https://doi.org/10.1117/12.25917

KEYWORDS: X-ray sources, Excimer lasers, Gas lasers, Switches, Capacitors, Electrodes, Magnetism, Switching, X-rays, Inductance

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Proceedings Article | 1 February 1991 Paper

Efficient e-beam sustained Ar:Xe laser

Hako Botma, Peter Peters, Wilhelmus Witteman

Proceedings Volume 1397, (1991) https://doi.org/10.1117/12.25953

KEYWORDS: Electrodes, Xenon, Electrons, Capacitors, Chemical lasers, Resistors, Phase modulation, Applied physics, Laser stabilization, Lasers

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Proceedings Article | 1 February 1991 Paper

Magnetic pulse compression in the prepulse circuit for a 1 kW, 1kHz XeCl excimer laser

G. Ekelmans, Frederik van Goor, M. Trentelman, Wilhelmus Witteman

Proceedings Volume 1397, (1991) https://doi.org/10.1117/12.25967

KEYWORDS: Magnetism, Pulsed laser operation, Switches, Capacitors, Excimer lasers, Chromium, High power lasers, Circuit switching, Electrodes, Optical simulations

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Proceedings Article | 1 February 1991 Paper

Discharge technology for excimer lasers of high-average power

Wilhelmus Witteman, G. Ekelmans, M. Trentelman, Frederik van Goor

Proceedings Volume 1397, (1991) https://doi.org/10.1117/12.25929

KEYWORDS: Capacitors, Switches, Gas lasers, Magnetism, Excimer lasers, Switching, Fast packet switching, Laser applications, Inductance, Chemical lasers

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